After Modesto, Rubidge & Welman, 1999, and Maisch, 2002

<==o †Pristerodontia Cluver & King, 1983 [Pristerodontoidea Cluver & King, 1983]
   |--o †Pristerodontidae King, 1988
   |  |--o †Emyduranus Broom, 1921
   |  |  |-- †E. platyops Broom, 1921
   |  |  `-- †E. gracilis Broom, 1935
   |  |?- †Eurychororhinus boonstrai Broili & Schroeder, 1935
   |  |--o †Pristerodon Huxley, 1868 [Brachyuraniscus Broili & Schroeder, 1935; Cerataelurus Broom, 1931; Eumantellia Broom, 1935; Hueneus Toerien, 1953; Newtonella Broom, 1937; Parringtoniella Toerien, 1953]
   |  |  |-- †P. agilis Broom, 1904
   |  |  |?- †P. boonstrai (Broili & Schroeder, 1935) [em>Eurychororhinus boonstrai Broili & Schroeder, 1935]
   |  |  |-- †P. buffaloensis Toerien, 1953
   |  |  |-- †P. mackayi Huxley, 1868 [Brachyuraniscus merwevillensis Toerien, 1953; Brachyuraniscus reuningi Broili & Schröder, 1935; Cerataelurus mirabilis Broom, 1931; Dicynodon microrhynchus von Huene 1931; Dicynodon pygmaeus Broom & Haughton, 1917; Dicynodon raniceps Owen, 1876; Dicynodon swierstrai Broom, 1940; Dicynodon trigoniceps Broom, 1904; Diictodon pygmaeus Broom & Haughton, 1917; Emydops kitchingi Toerien, 1953; Emydops longiceps Broom, 1913; Emydops microdon Broom, 1936; Emydops murraysburgensis Toerien, 1953; Emydops trigoniceps Broom, 1904; Emydopsis microdon Broom, 1936; Emydopsis trigoniceps Broom, 1904; Oudenodon raniceps Owen, 1876; Oudenodon trigoniceps Broom, 1904; Parringtoniella broomi Toerien, 1953; Pristerodon broomi Toerien, 1953; Pristerodon microrhynchus von Huene, 1931;  Pristerodon raniceps Owen, 1876]
   |  |  |-- †P. mirus (Broom, 1935) [Eumantellia mirus Broom, 1935]
   |  |  |-- †P. oudebergensis (Toerien, 1953) [Hueneus oudebergensis Toerien, 1953]
   |  |  |-- †P. platyceps (Broom, 1937) [Newtonella platyceps Broom, 1937]
   |  |  |-- †P. vanhoepeni (Broili & Schroeder, 1935) [Synostocephalus vanhoepeni  Broili & Schroeder, 1935]
   |  |  `-- †P. whaitsi ( Broom, 1911) [Diaelurodon whaitsi Broom, 1911]
   |  |?- †Storthyggnathus Janensch, 1952 [Storthyggnathus Janensch, 1952; Storthyggognathus Janensch, 1952] [jr, synon.? Emydops Broom, 1912]
   |  `?- †Synostocephalus vanhoepeni  Broili & Schroeder, 1935 [jr, synon.? Pristerodon]
   `--+-- †Oudenodontidae
      `--+-- †Propelanomodon devilliersi Toerien
         `--+--o †Geikiidae Nopcsa, 1923 (v. Huene, 1942) sensu Maisch & Gebauer, 2005 [Geikiniae Nopcsa, 1923; Geikiidae Huene, 1956; Geikiidae Maisch & Gebauer, 2005; Aulacephalodontinae Toerien, 1953; Aulacephalodontinae Lehman in Piveteau, 1961; Aulacephalodontinae Cluver & King, 1983]
            |  |?- †Digalodon rubidgei Broom & Robinson, 1948
            |  |-- †Aulacephalodon bainii (Owen, 1845) Seeley, 1898 [Aulacocephalodon cadlei Broom, 1948; Aulacocephalodon hartzenbergi Broom, 1937; Aulacocephalodon haughtoni Broom, 1921; Aulacocephalodon latissimus Broom, 1932; Aulacocephalodon luckhoffi Broom, 1937; Aulacocephalodon peavoti Broom, 1921; Aulacocephalodon pricei Broom & George, 1950; Aulacocephalodon tigriceps Owen, 1855; Aulacocephalodon vanderhorsti Broom & George, 1950; Bainia haughtoni Broom, 1921; Bainia peavoti Broom, 1921; Bainia tigriceps Owen, 1855; Dicynodon bolorhinoides Watson, 1960; Dicynodon laticeps Broom, 1912; Dicynodon tigriceps Owen, 1855; Haughtoniana magna Boonstra, 1938; Proaulacocephalodon miltoni Toerien, 1955] [Haughtoniana Boonstra, 1938; Proaulacocephalodon Toerien, 1955; Aulacocephalodon (lapsus calami)]
            |  `--+--o †Geikia Newton, 1893 sensu Maisch & Gebauer, 2005
            |     |  |?- †G. mirabilis
            |     |  |-- †G. elginensis Newton 1893 [non? 1913
            |     |  `-- †G. locusticeps (v. Huene, 1942) Rowe, 1980 [Dicynodon locusticeps v. Huene, 1942] [incl. Pelanomodon tuberosus v. Huene, 1942 sensu Maisch & Gebauer, 2005]
            |     `-- †Pelanomodon moschops Broom, 1938 [Dicynodon sidneyi Broom, 1940; Pelanomodon halli Broom, 1950; Pelanomodon kitchingi Broom & George, 1950; Pelanomodon rubidgei Broom, 1938]
            `--+--o †Odontocyclops Keyser & Cruickshank, 1979 [taxonomic history]
               |  |-- †O. dubius (Boonstra, 1938) Keyser & Cruickshank, 1979 [taxonomic history]
               |  `-- †O. whaitsi (Broom, 1913) Angielczyk, 2002 [taxonomic history]
               `--+--o †Lystrosauridae Broom, 1903 [Dicynodontidae: Kannemeyeriinae: Lystrosaurini Broom, 1903]
                  |  |-- †Kwazulusaurus shakai Maisch, 2002
                  |  `--o †Lystrosaurus Cope, 1870 [Dicynodon in partim; Prolystrosaurus]
                  |     |-- †L. amphibius Brink, 1951
                  |     |-- †L. bothai Broom, 1941
                  |     |-- †L. breyeri Van Hoepen, 1915
                  |     |-- †L. broomi Young, 1939
                  |     |-- †L. curvatus (Owen, 1876) [Dicynodon curvatus Owen, 1876]
                  |     |-- †L. declivis Brink, 1951 [Ptychognathus declivis Owen, 1860 nomen nudum?]
                  |     |-- †L. georgi Kalandadze, 1975
                  |     |-- †L. hedini Young, 1935
                  |     |-- †L. jeppei Van Hoepen, 1916
                  |     |-- †L. jorisseni Van Hoepen, 1916
                  |     |-- †L. latirostris
                  |     |-- †L. mccaigi Seeley, 1898
                  |     |-- †L. murrayi (Huxley, 1859)
                  |     |-- †L. oviceps Haughton, 1915
                  |     |-- †L. platyceps Seeley, 1898 [Lystrosaurus andersoni Broom (1913?)]
                  |     |-- †L. primitivus Toerien, 1954
                  |     |-- †L. putterilli Van Hoepen, 1915
                  |     |-- †L. robustus Sun, 1973
                  |     |-- †L. rubidgei Broom, 1940
                  |     |-- †L. seeleyi (Broili, 1908) [Dicynodon seeleyi Broili, 1908]
                  |     |-- †L. shichanggouensis Cheng, 1986
                  |     |-- †L. strigops (Broom, 1913) [Prolystrosaurus strigops Broom, 1913]
                  |     |-- †L. theileri Van Hoepen, 1916
                  |     |-- †L. wageri Van Hoepen, 1916
                  |     |-- †L. wagneriVan Hoepen, 1916
                  |     |-- †L. weidenreichi Young, 1939
                  |     `-- †L. youngi Sun, 1964
                  `--+--o †Dicynodontidae Owen, 1859
                     |  |-- †Gordonia traquairi
                     |  `--o †Dicynodon Owen, 1845 [Dinanomodon, Daptocephalus, Gordonia, Oudenodon]
                     |     |-- †D. leoniceps
                     |     |-- †D. lacerticeps Owen, 1845
                     |     |-- †D. trautscholdi Amalitskii, 1922 [Gordonia annae Amalitskii, 1922, Oudenodon venyokovi Amalitskii, 1922, Dicynodon annae (Amalitskii, 1922), Dicynodon amalitzkii Sushkin, 1926]
                     |     |-- †D. bolorhinus
                     |     |-- †D. leontops
                     |     |-- †D. lissops
                     |     |-- †D. osborni
                     |     |-- †D. plateceps
                     |     `-- †D. whaitsi
                     `--+--o †Dinanomodon rubidgei Broom, 1938
                        |  |-- †D. rubidgei Broom, 1938
                        |  `-- †D. gigas Broom, 1940
                        `--o †Kannemeyeriiformes
                           |?-o †Shansiodontidae Cox, 1965
                           |  |-- †Rhinodicynodon gracile Kalandadze, 1970
                           |  `-- †Shansiodon
                           |?-o †Stahleckeriidae Lehman, 1961
                           |  |-- †Elephantosaurus jachimovitchi Vjuschkov, 1969
                           |  |-- †Elatosaurus facetus Kalandadze, 1985
                           |  `-- †Stahleckeria potens
                           `-- †Kannemeyeriidae Huene, 1948 [Dicynodontidae: Kannemeyeriinae Huene, 1948]

Reference(s):

 

Special thanks to:

Jos H. M. Dols, for gathering additional information and species of these animals.